AR122398A1 - Método y sistema para calentar hierro reducido directo (dri) entre una fuente de dri y equipamiento para procesamiento de dri - Google Patents

Método y sistema para calentar hierro reducido directo (dri) entre una fuente de dri y equipamiento para procesamiento de dri

Info

Publication number
AR122398A1
AR122398A1 ARP210100733A ARP210100733A AR122398A1 AR 122398 A1 AR122398 A1 AR 122398A1 AR P210100733 A ARP210100733 A AR P210100733A AR P210100733 A ARP210100733 A AR P210100733A AR 122398 A1 AR122398 A1 AR 122398A1
Authority
AR
Argentina
Prior art keywords
dri
reduced iron
source
processing equipment
directly reduced
Prior art date
Application number
ARP210100733A
Other languages
English (en)
Inventor
Todd Michael Astoria
Jr James Lloyd Lewis
Original Assignee
Midrex Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Midrex Technologies Inc filed Critical Midrex Technologies Inc
Publication of AR122398A1 publication Critical patent/AR122398A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/023—Making spongy iron or liquid steel, by direct processes in shaft furnaces wherein iron or steel is obtained in a molten state
    • C21B13/026—Making spongy iron or liquid steel, by direct processes in shaft furnaces wherein iron or steel is obtained in a molten state heated electrically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D5/00—Supports, screens, or the like for the charge within the furnace
    • F27D5/0062—Shields for the charge
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B1/21—Arrangements of devices for discharging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0006—Electric heating elements or system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D11/00—Arrangement of elements for electric heating in or on furnaces
    • F27D11/06—Induction heating, i.e. in which the material being heated, or its container or elements embodied therein, form the secondary of a transformer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0006—Electric heating elements or system
    • F27D2099/0015—Induction heating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Abstract

Un método para calentar hierro directamente reducido entre una fuente de hierro directamente reducido y el equipo de procesamiento para el hierro directamente reducido, comprende proporcionar un conjunto calentador de conducto entre la fuente de hierro directamente reducido y el equipo de procesamiento, en el que el conjunto calentador de conducto recibe un flujo de la fuente de hierro directamente reducido, hierro reducido de la fuente de hierro directamente reducido y calienta el hierro directamente reducido a medida que el hierro directamente reducido fluye a través del conjunto calentador de conducto y al equipo de procesamiento.
ARP210100733A 2020-03-24 2021-03-25 Método y sistema para calentar hierro reducido directo (dri) entre una fuente de dri y equipamiento para procesamiento de dri AR122398A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US202062993836P 2020-03-24 2020-03-24

Publications (1)

Publication Number Publication Date
AR122398A1 true AR122398A1 (es) 2022-09-07

Family

ID=77855546

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP210100733A AR122398A1 (es) 2020-03-24 2021-03-25 Método y sistema para calentar hierro reducido directo (dri) entre una fuente de dri y equipamiento para procesamiento de dri

Country Status (9)

Country Link
US (2) US11965221B2 (es)
EP (1) EP4127573A1 (es)
CN (1) CN115349070A (es)
AR (1) AR122398A1 (es)
BR (1) BR112022019039A2 (es)
CA (1) CA3171717A1 (es)
MX (1) MX2022011645A (es)
WO (1) WO2021195162A1 (es)
ZA (1) ZA202210536B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4163402A1 (en) * 2021-10-07 2023-04-12 voestalpine Texas LLC Induction heating of dri

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3918956A (en) 1966-11-04 1975-11-11 Jesse J Baum Reduction method
GB1283919A (en) 1968-10-30 1972-08-02 Mirrlees Blackstone Ltd Coaxial pipes with couplings
US3740042A (en) 1971-03-01 1973-06-19 J Baum Direct reduction apparatus
IT1009463B (it) * 1974-04-16 1976-12-10 Ceretti Ind Spa Procedimento per il preriscalda mento e la fusione continua di mi nerali ferrosi preridotti
US4464197A (en) * 1980-03-17 1984-08-07 Albert Calderon Method for making iron by induction heating
US5332200A (en) * 1992-10-13 1994-07-26 Martin Marietta Energy Systems, Inc. Segmented ceramic liner for induction furnaces
US5304767A (en) 1992-11-13 1994-04-19 Gas Research Institute Low emission induction heating coil
US5783141A (en) * 1995-08-04 1998-07-21 The Research Foundation Of State University Of New York At Buffalo Annular furnace
DE19900232C1 (de) * 1999-01-07 2000-02-17 Ferrostaal Ag Verfahren und Vorrichtung zur Behandlung von reduzierten, feinkörnigen Eisenerzen
EP1160337A1 (en) * 2000-05-31 2001-12-05 DANIELI & C. OFFICINE MECCANICHE S.p.A. Process to preheat and carburate directly reduced iron (DRI) to be fed to an electric arc furnace (EAF)
US6648942B2 (en) 2001-01-26 2003-11-18 Midrex International B.V. Rotterdam, Zurich Branch Method of direct iron-making / steel-making via gas or coal-based direct reduction and apparatus
TWI282818B (en) * 2003-01-16 2007-06-21 Kobe Steel Ltd A rotary hearth furnace and iron production method thereby
US10508314B2 (en) 2015-06-24 2019-12-17 Midrex Technologies, Inc. Methods and systems for increasing the carbon content of sponge iron in a reduction furnace
US10316376B2 (en) * 2015-06-24 2019-06-11 Midrex Technologies, Inc. Methods and systems for increasing the carbon content of sponge iron in a reduction furnace
KR101797133B1 (ko) * 2016-08-05 2017-11-13 주식회사 포스코 용철 제조장치 및 용철 제조방법
KR20200052976A (ko) * 2017-10-05 2020-05-15 램 리써치 코포레이션 실리콘 튜브들을 생성하기 위한 퍼니스들 (furnace) 및 몰드들 (mold) 을 포함하는 전자기 주조 시스템들

Also Published As

Publication number Publication date
MX2022011645A (es) 2022-10-13
US11965221B2 (en) 2024-04-23
CN115349070A (zh) 2022-11-15
BR112022019039A2 (pt) 2022-11-01
US20210301360A1 (en) 2021-09-30
EP4127573A1 (en) 2023-02-08
ZA202210536B (en) 2023-06-28
CA3171717A1 (en) 2021-09-30
US20230332259A1 (en) 2023-10-19
WO2021195162A1 (en) 2021-09-30

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